Astrophyllite Vs Anthophyllite
Origin
Canada, Russia
Southern and central Africa
Color
Brown, Yellow, Greenish, Brownish, Red
Brown, White, Greenish, gray, Green, Brownish
Specific Gravity
3.2-3.4
2.9-3.5
Fracture
Uneven
Conchoidal
Cleavage
Perfect on [001] imperfect on [100]
{110} Perfect, {???} Distinct, {???} Distinct
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Greasy, Pearly
Vitreous, Pearly
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
-
Transparency
Translucent
Transparent
Refractive Index
1.678-1.758
1.603-1.690
Optic Character
-
Biaxial/+
Crystal System
Triclinic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.050
-9999
Clarity
Translucent
Transparent
Neurological
Enhances mental clarity and focus
Enhances brain function
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Psychology
Self-Reflection
Peace
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Self-discovery
Astrophyllite Vs Anthophyllite Fracture
Fracture is an important parameter when you compare Astrophyllite and Anthophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Anthophyllite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Astrophyllite is Uneven. Anthophyllite fracture is Conchoidal.
Astrophyllite Vs Anthophyllite Luster
A primary knowledge about Astrophyllite vs Anthophyllite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Astrophyllite exhibits Greasy and Pearly luster. Anthophyllite, on other hand, exhibits Vitreous and Pearly luster.